// The MIT License (MIT)

// Copyright (c) 2017-2020 Uber Technologies Inc.

// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

package checksum

import (
	"testing"
	"time"

	"github.com/pborman/uuid"

	"github.com/uber/cadence/.gen/go/shared"
	"github.com/uber/cadence/common"
)

func BenchmarkGenerateCRC32(b *testing.B) {
	obj := &shared.WorkflowExecutionInfo{
		Execution: &shared.WorkflowExecution{
			WorkflowId: common.StringPtr(uuid.New()),
			RunId:      common.StringPtr(uuid.New()),
		},
		StartTime:     common.Int64Ptr(time.Now().UnixNano()),
		HistoryLength: common.Int64Ptr(550),
	}

	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		checksum, _ := GenerateCRC32(obj, 1)
		_ = Verify(obj, checksum)
	}
}
